diff --git a/java_gen/templates/of_class.java b/java_gen/templates/of_class.java
new file mode 100644
index 0000000..51fbf5c
--- /dev/null
+++ b/java_gen/templates/of_class.java
@@ -0,0 +1,209 @@
+//:: # Copyright 2013, Big Switch Networks, Inc.
+//:: #
+//:: # LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
+//:: # the following special exception:
+//:: #
+//:: # LOXI Exception
+//:: #
+//:: # As a special exception to the terms of the EPL, you may distribute libraries
+//:: # generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
+//:: # that copyright and licensing notices generated by LoxiGen are not altered or removed
+//:: # from the LoxiGen Libraries and the notice provided below is (i) included in
+//:: # the LoxiGen Libraries, if distributed in source code form and (ii) included in any
+//:: # documentation for the LoxiGen Libraries, if distributed in binary form.
+//:: #
+//:: # Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
+//:: #
+//:: # You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
+//:: # a copy of the EPL at:
+//:: #
+//:: # http::: #www.eclipse.org/legal/epl-v10.html
+//:: #
+//:: # Unless required by applicable law or agreed to in writing, software
+//:: # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//:: # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+//:: # EPL for the specific language governing permissions and limitations
+//:: # under the EPL.
+//::
+//:: from loxi_ir import *
+//:: import itertools
+//:: import of_g
+//:: include('_copyright.java')
+
+//:: include('_autogen.java')
+
+package ${msg.package};
+
+//:: include("_imports.java", msg=msg)
+
+class ${impl_class} implements ${msg.interface.name} {
+    // version: ${version}
+    private final static byte WIRE_VERSION = ${version.int_version};
+//:: if msg.is_fixed_length:
+    private final static int LENGTH = ${msg.length};
+//:: else:
+    private final static int MINIMUM_LENGTH = ${msg.min_length};
+//:: #endif
+
+//:: for prop in msg.data_members:
+    private final static ${prop.java_type.public_type} ${prop.default_name} = ${prop.default_value};
+//:: #end
+
+    // OF message fields
+//:: for prop in msg.data_members:
+    private final ${prop.java_type.public_type} ${prop.name};
+//:: #endfor
+
+    ${impl_class}(${
+        ", ".join("%s %s" %(prop.java_type.public_type, prop.name) for prop in msg.data_members) }) {
+//:: for prop in msg.data_members:
+        this.${prop.name} = ${prop.name};
+//:: #endfor
+    }
+
+    // Accessors for OF message fields
+//:: include("_field_accessors.java", msg=msg, generate_setters=False, builder=False)
+
+
+    public ${msg.name}.Builder createBuilder() {
+        return new BuilderImplWithParent(this);
+    }
+
+    static class BuilderImplWithParent implements ${msg.interface.name}.Builder {
+        final ${impl_class} parentMessage;
+
+        // OF message fields
+//:: for prop in msg.data_members:
+        private boolean ${prop.name}Set;
+        private ${prop.java_type.public_type} ${prop.name};
+//:: #endfor
+
+        BuilderImplWithParent(${impl_class} parentMessage) {
+            this.parentMessage = parentMessage;
+        }
+
+//:: include("_field_accessors.java", msg=msg, generate_setters=True, builder=True)
+
+        @Override
+        public ${msg.interface.name} getMessage() {
+                return new ${impl_class}(
+                    ${",\n                      ".join(
+                         [ "this.{0}Set ? this.{0} : parentMessage.{0}".format(prop.name)
+                             for prop in msg.data_members])}
+                    );
+        }
+    }
+
+    static class BuilderImpl implements ${msg.interface.name}.Builder {
+        // OF message fields
+//:: for prop in msg.data_members:
+        private boolean ${prop.name}Set;
+        private ${prop.java_type.public_type} ${prop.name};
+//:: #endfor
+
+//:: include("_field_accessors.java", msg=msg, generate_setters=True, builder=True)
+//
+        @Override
+        public ${msg.interface.name} getMessage() {
+            return new ${impl_class}(
+                ${",\n                      ".join(
+                     [ "this.{0}Set ? this.{0} : {1}.{2}".format(prop.name, impl_class, prop.default_name)
+                         for prop in msg.data_members])}
+                );
+        }
+    }
+
+    final static Reader READER = new Reader();
+    static class Reader implements OFMessageReader<${msg.interface.name}> {
+        @Override
+        public ${msg.interface.name} readFrom(ChannelBuffer bb) throws OFParseError {
+//:: fields_with_length_member = {}
+//:: for prop in msg.members:
+//:: if prop.is_data:
+            ${prop.java_type.public_type} ${prop.name} = ${prop.java_type.read_op(version,
+                    length=fields_with_length_member[prop.c_name] if prop.c_name in fields_with_length_member else None)};
+//:: elif prop.is_pad:
+            // pad: ${prop.length} bytes
+            bb.skipBytes(${prop.length});
+//:: elif prop.is_fixed_value:
+            // fixed value property ${prop.name} == ${prop.value}
+            ${prop.java_type.priv_type} ${prop.name} = ${prop.java_type.read_op(version)};
+            if(${prop.name} != ${prop.value})
+                throw new OFParseError("Wrong ${prop.name}: Expected=${prop.enum_value}(${prop.value}), got="+${prop.name});
+//:: elif prop.is_length_value:
+            ${prop.java_type.public_type} ${prop.name} = ${prop.java_type.read_op(version)};
+            if(${prop.name} < MINIMUM_LENGTH)
+                throw new OFParseError("Wrong ${prop.name}: Expected to be >= " + MINIMUM_LENGTH + ", was: " + ${prop.name});
+//:: elif prop.is_field_length_value:
+//::        fields_with_length_member[prop.member.field_name] = prop.name
+            int ${prop.name} = ${prop.java_type.read_op(version)};
+//:: else:
+    // fixme: todo ${prop.name}
+//:: #endif
+//:: #endfor
+            return new ${impl_class}(
+                    ${",\n                      ".join(
+                         [ prop.name for prop in msg.data_members])}
+                    );
+        }
+    }
+
+    public int writeTo(ChannelBuffer bb) {
+        return WRITER.write(bb, this);
+    }
+
+    final static Writer WRITER = new Writer();
+    static class Writer implements OFMessageWriter<${impl_class}> {
+        @Override
+        public int write(ChannelBuffer bb, ${impl_class} message) {
+//:: if not msg.is_fixed_length:
+            int startIndex = bb.readerIndex();
+//:: #end
+
+//:: fields_with_length_member = {}
+//:: for prop in msg.members:
+//:: if prop.c_name in fields_with_length_member:
+            int ${prop.name}StartIndex = bb.writerIndex();
+//:: #endif
+//:: if prop.is_data:
+            ${prop.java_type.write_op(version, "message." + prop.name)};
+//:: elif prop.is_pad:
+            // pad: ${prop.length} bytes
+            bb.writeZero(${prop.length});
+//:: elif prop.is_fixed_value:
+            // fixed value property ${prop.name} = ${prop.value}
+            ${prop.java_type.write_op(version, prop.value)};
+//:: elif prop.is_length_value:
+            // ${prop.name} is length of variable message, will be updated at the end
+            ${prop.java_type.write_op(version, 0)};
+//:: elif prop.is_field_length_value:
+//::        fields_with_length_member[prop.member.field_name] = prop.name
+            // ${prop.name} is length indicator for ${prop.member.field_name}, will be
+            // udpated when ${prop.member.field_name} has been written
+            int ${prop.name}Index = bb.writerIndex();
+            ${prop.java_type.write_op(version, 0)};
+//:: else:
+            // FIXME: todo write ${prop.name}
+//:: #endif
+//:: if prop.c_name in fields_with_length_member:
+//::     length_member_name = fields_with_length_member[prop.c_name]
+            // update field length member ${length_member_name}
+            int ${prop.name}Length = bb.writerIndex() - ${prop.name}StartIndex;
+            bb.setShort(${length_member_name}Index, ${prop.name}Length);
+//:: #endif
+//:: #endfor
+
+//:: if msg.is_fixed_length:
+            return LENGTH;
+//:: else:
+            // update length field
+            int length = bb.writerIndex() - startIndex;
+            bb.setShort(startIndex + 2, length);
+            return length;
+//:: #end
+
+        }
+    }
+
+
+}